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High purity solvents Items 76 à 90 de 267
  
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les prix sont en dollars canadiens
 C3305   CHLOROFORM/SPECTRO
Show Product Info
Chloroform
Molecular FormulaCHCl3
Molecular Weight119.38
Molecular Weight1.492
At temp20
Boiling point60-62 °C
Melting point-63 °C
UN No.1888
Chemical Abstract Number67-66-3
Density (g/ml @ 25 °C) Densité1.471-76
Colour (APHA) Couleur10
Acetone & aldehydes (CH3)2CO)T.P.T.
Acid/Acide & Chloride/ChlorureT.P.T.
Free Chlorine/Chlore libreT.P.T.
Lead (Pb) Plomb0.000005%
Evaporation residue/Résidu d'évaporation0.001%
Subs. darkened by sulfuric acid/ 
Subs. noircie par l'acide sulfuriqueT.P.T.
Suitability for Dithizone test/ 
Utilisable pour le test DithizoneT.P.T.
Optical Absorbance Optique 
nm 750-290 270 265 260 250 245 
A 0.01 0.03 0.05 0.10 0.50 1.00 

C3305-500ML price on request   
 C7952   CYCLOHEXANE/HPLC
Show Product Info
Meets A.C.S. specs./Conformes aux normes A.C.S.
Cyclohexane
Molecular FormulaCH2(CH2)4CH2
Molecular Weight84.16
Molecular Weight0.779
At temp20
Boiling point80.7-81 °C
Melting point6.5 °C
UN No.1145
Chemical Abstract Number110-82-7
Assay (%) Teneur99.95
Colour (APHA) Couleur5
Evaporation residue/Résidu d'évaporation1 ppm
Water (H2O) Eau0.0010%
Optical Absorbance Optique 
202 nm0.815
205 nm0.728
210 nm0.539
240 nm0.016
254 nm0.001

C7952-1L 125.80   
C7952-4L 333.20   
 C7953   CYCLOHEXANE/GD
Show Product Info
Cyclohexane (Glass Distilled)
Molecular FormulaCH2(CH2)4CH2
Molecular Weight84.16
Molecular Weight0.779
At temp20
Boiling point80.7-81 °C
Melting point6.5 °C
UN No.1145
Chemical Abstract Number110-82-7
Nonvolatile matter/Matières nonvolatiles0.0005%
Suitable for pesticide residue analysis/ 
Approprié pour anal. des résidus pest. 

C7953-1L 122.66   
C7953-4L 324.87   
 C7954   CYCLOHEXANE/SPECTRO
Show Product Info
Meets A.C.S. specs./Conforme aux normes A.C.S.
Cyclohexane
Molecular FormulaCH2(CH2)4CH2
Molecular Weight84.16
Molecular Weight0.779
At temp20
Boiling point80.7-81 °C
Melting point6.5 °C
UN No.1145
Chemical Abstract Number110-82-7
Assay (C6H12) Teneur_ 99.0%
Appearance/AspectClear/Claire
Colour (APHA) Couleur10
Boiling range (incl 80.7 +/- 0.1 °C)/ 
Ecart d'ébullition2.0 °C
Evaporation residue/Résidu d'évaporation0.001%
Substances darkened by H2SO4/ 
Substances noircies par H2SO4T.P.T.
Water (H2O) Eau0.02%
Maximum Absorbance Maximum at/à (nm) 
300-400 260 250 240 230 220 210 
0.01 0.02 0.03 0.08 0.2 0.5 1.0 

C7954-1L 120.79   
C7954-4L 320.03   
C7954-500ML price on request   
 D2623   1,2-DICHLOROETHANE/SPEC
Show Product Info
1,2-DICHLOROETHANE/SPEC
D2623-1L 180.46   
D2623-4L 342.89   
 D2733   DICHLOROMETHANE/HPLC
Show Product Info
Dichloromethane
Molecular FormulaCH2Cl2
Molecular Weight84.93
Molecular Weight1.32
At temp20
Boiling point39.75 °C
Melting point-95 °C
UN No.1593
Chemical Abstract Number75-09-2
Assay (%) Teneur99.9
Color (APHA) Couleur10
Evaporation residue/résidu d'évaporation3 ppm
Water (H2O)0.01%
Optical Absorbance Optique 
232 nm1.000
240 nm0.100
254 nm0.010
280 nm0.005
300 nm0.005
350 nm0.003

D2733-1L 185.47   
D2733-4L 362.36   
 D2734   DICHLOROMETHANE/GD
Show Product Info
Dichloromethane (Glass Distilled)
Molecular FormulaCH2Cl2
Molecular Weight84.93
Molecular Weight1.32
At temp20
Boiling point39.75 °C
Melting point-95 °C
UN No.1593
Chemical Abstract Number75-09-2
Nonvolatile matter/Matières nonvolatiles5 ppm
Suitable for pesticide residue analysis/ 
Approprié pour l'analyse des résidus 
pesticides. 

D2734-1L 178.08   
D2734-4L 347.82   
 D2735   DICHLOROMETHANE/SPECTRO
Show Product Info
Dichloromethane
Molecular FormulaCH2Cl2
Molecular Weight84.93
Molecular Weight1.32
At temp20
Boiling point39.75 °C
Melting point-95 °C
UN No.1593
Chemical Abstract Number75-09-2
Appearance/AspectClear/Claire
Boiling range(39.8°C) Ecart d'ébullition1 °C
Color (APHA) Couleur10
Density (g/ml @ 25 °C) Densité1.315-321
Titratable acid (meq/g) Acidité0.0003
Free halogens/Halogènes libresT.P.T.
Evaporation residue/Résidu d'évaporation0.002%
Water (H2O) Eau0.02%
Optical Absorbance Optique 
750-340 nm0.01
260 nm0.04
250 nm0.10
240 nm0.35
235 nm1.00

D2735-1L 171.53